Epson EMP 9000 - SXGA LCD Projector Owner's Manual page 38

2. Remove the small cover on the Macintosh desktop adapter
(as shown below) and set its DIP switches in accordance
with the resolution you want to use, such as 16-inch
mode. See your Macintosh documentation for
instructions.
3. Connect the small terminal of the Macintosh desktop
adapter to the other end of the computer cable.
4. Disconnect the monitor cable from the video port on the
back of the Macintosh. Then connect the computer cable
(with the Macintosh desktop adapter attached) to the
video port on the Macintosh.
Connecting to a Computer 17